package com.gary.heap;

/**
 * @author peng_rui
 * @date 2022/2/23
 */
public class SimpleDemo {

    private int num;

    public void show() {
        System.out.println("show...");
    }

    public static void main(String[] args) {
        SimpleDemo demo = new SimpleDemo();
        SimpleDemo demo1 = new SimpleDemo();

        int[] arr = new int[10];

    }
}
